Miles Davis heirs Erin Davis and Vince Wilburn Jr. talk to WSJ's Lee Hawkins about Davis's career and the fact that his face will be on a new postal stamp in both the U.S. and Paris.

This transcript has been automatically generated and may not be 100% accurate.

the ... when a welcome during the school is the son of miles the silly dance legend also prints Will Ford Jr with his nephew way you be together with Cyril Davies my since the start of the minutes that business and the creative legacy ... of miles and his is the ... he's just been awarded ... by his own state ... in both periods and in the United States in your here to talk about the business of mind the ... time ... what does this stamp similar to me it's a major milestone what's the significance to you ... to me I mean you know ... from from ... from someone who is forgiving related to me just being around ... and and and the seriousness ... of the way he takes ... it with the music ... means receive it what it means ... what in the meantime I mean it's right ... it's it's it's right while I'll what a big cops ... you know so happens that I know he ... is a ... what what took so long ... you know what it was over the notes ... it's amazing ... kid from from the sale of some of our ... action born in Alton for the same Louis Illinois ... to see it in the in the span of ... his Korea what happened in between ... how good of a job did he do ... in terms of retaining control of its intellectual property you can see here so much about jazz ... artists and solo artists ... that were out earlier in their career ... all of the view is that ... I'm ... that the community working in wanting to ... will they love the time ... this is for business ... it was that I guess that's the key ... to it We're did how did he become a smart businessman in the context of the music business ... I think ... the move does add a new ... there was a was a distance ... what is dead wood to use when the first African American to attend Northwestern University ... Evanston them ... his dad had a job well when when blacks couldn't even check the quarter ... a greasy afar ... you know ... so when you surrounded by ... you know that role model and his Opel's world ... well dressed well where's when ... you go ... to Kenya monies to tell us taking money ... in Galle Road Williams Don't spindle ... he could stand to see me ... I think it's ... can nobody was when Aaron and I can ... save you money ... last ... year both these these people leave with my ... what was it like to play with him in with the harder on you because you would think ... I don't think you live until eighty was harder on me but I put a lot of pressure on myself so I mean really ... only AgBank's and ... did my best to house too worried about ... what used to think and then by the time I figured out and just relax and play ... twenty to do was Khona like ... he and I was right when I was bought from the menial to ... the ... grocery store was ... mostly smooth Tricia sinew Brasil miles Davis ... investment in school I mean what what was left ... I mean is this it is like the hot seats when foreign stocks ... but what you know I ... didn't make too strong ... you know ... and then when you meet your old man ... as we do ... we do we know how to to to to just talk show we know what we wanted the band members ... based on being among the MPs ... learning from you ... the right ear when teacher in a row of miles in the Epsom ... pretty interesting anecdotes which really struck me he said ... his moody missing the keys to mean it's ... it was just his way of getting to know we knew ... testing ... which is what he did with everybody in town ... even with the friends and musicians who encountered in the demand for reflection or is it unfair ... he has an opinion on ... this is it didn't ... work for referrals what's gonna get something that you hear a lot about ... she got annoyed me to be a problem ... if you like to ninety people can do anything for you ... if you like you need to know ... what I mean ... there was this ... there was this mystique of Prince of darkness and ... he's not attainable in the healing can talk to know ... he'd talk to me I know Eric ... he agreed to meet up so much ... you know ... so how will I ... just ... need to know when when you when you if you're in this part of your music ... taken says ... don't be yes that means ... and there were there is a movie in the works that includes ... Don Cheadle ... twenty miles the some human ... rights ... we can ... I mean it's it's written by Steve and a woman ... and ... we don't really recommend regard it somewhat but it's not her cradle to grave get started ... critics of the great trial ... it's the like ... are we given away but ... we want to come back to ... reading that last argue ... with God ... with ten and twenty one direction ... OK ... what I want thank you Erin Davis neque ... Indians will burn Jr is ... time ... for talking to me about miles Davis to keep me posted on everything you do a little bit ... and with ... the heads of miles Davis properties LLC ... and Lee Hawkins will see next ...